Chapter 15: Temp & Heat

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Physics - Thermodynamics

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Cards in this deck(53)

Temperature is a measure of how _____ or cold something is.

Temperature is measured based on the _____ of a fluid.

Absolute zero is represented as -459 °F, -273 °C, or _____ K.

Water freezes at 32 °F, 0 °C, or _____ K.

Water boils at 212 °F, 100 °C, or _____ K.

The atoms of all objects are in constant _____ motion.

Temperature is a measure of the _____ kinetic energy of the particles in an object.

Absolute zero is the temperature at which particles have no _____ energy, and all molecular motion has stopped.

Temperature does not indicate the total kinetic energy contained in an object, only the _____.

Heat is the energy that transfers from one object to another because of a temperature _____.

Heat will flow until there is thermal _____.

Is heat external or _____?

Heat is measured in _____.

Heat is defined in terms of calorie and _____.

Heat flows from _____ to cold.

Specific heat measures the amount of energy needed to raise the temperature of a sample by one _____.

Sand has a _____ specific heat.

Sand temperature heats up rapidly as soon as the sun comes up due to its _____ specific heat.

What is the difference between heat and temperature? Temperature does not have _____ energy.

Specific heat capacity is how much energy it takes to raise the temperature by 1 _____.

The desert gets very _____ at night.

Due to low specific heat, the sand _____ heat quickly.

Low humidity and clear night skies cause lots of _____ of heat from the ground up into space.

Water has a _____ specific heat.

Water takes longer to heat up to a warm temperature but also cools off more slowly because it holds _____ longer.

The Southern Hemisphere is mostly water, which makes seasons less severe, with summers _____ and winters warmer.

Coastal areas have milder weather than the _____.

A calorimeter is a device used for measuring the heat _____ or lost by an object.

The heat lost by the contents of the inner chamber equals the heat _____ by the water.

Heat gained equals heat _____.

Q represents the _____ of heat.

m represents the _____.

c represents the _____ heat.

(Triangle)t represents the change in _____.

The formula Q = mc(Triangle)t is used to calculate the _____ of heat.

As temperature increases, molecules move faster and _____.

Building materials _____ with the seasons.

Without expansion joints, roads, sidewalks, and buildings would _____ in the summer.

Brass is straight at some _____ temperature.

When brass is hotter than the reference temperature, it expands more and its greater length puts it on the _____ of the curve.

When brass is colder than the reference temperature, it contracts more and its shorter length puts it on the _____ of the curve.

Bimetallic strips bond two metals with different coefficients of _____.

Bimetallic strips are used as a _____ breaker.

Bimetallic strips are coiled in a thermometer or _____.

A bimetallic strip curves when it is heated or cooled because it expands and contracts, causing it to _____.

Which hemisphere has milder weather and why? The Southern Hemisphere has more _____.

Water is most dense as a liquid at _____ °C.

Below 4 °C, water molecules start to line up to form hexagonal crystals with empty space in the _____.

Water _____ as ice forms.

Deep lakes and ponds do not _____ solid.

The top layer of ice insulates water below from _____ air.

Water under ice remains at _____ °C.

Fish remain _____ underneath ice.

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Chapter 15: Temp & Heat

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